GCSEOCRJ560

Boundary values

Key term for OCR GCSE Mathematics, used in Trigonometry.

Definition

The values of trigonometric functions at the extreme angles of $0^\circ$ and $90^\circ$ , where a physical geometric triangle collapses into a straight line.

Exam Context

Boundary values appears in OCR GCSE Mathematics revision content for Mensuration, especially Trigonometry and Exact Trigonometric Values.

Mensuration Trigonometry Exact Trigonometric Values

Found in Revision Notes

Mensuration

Exact Trigonometric Values

Trigonometry • Exact Trigonometric Values

Revise note

Related Key Terms

Cosine Exact value Rationalising the denominator Sine SOHCAHTOA Special triangles Surd form Tangent

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